Home / 54,844.15-82,249.21-19,779.25

Finding the Fourth Proportional to 54,844.15, 82,249.21 and 19,779.25

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Solution

The fourth proportional to 54,844.15, 82,249.21 and 19,779.25 is: 29,662.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,844.15 : 82,249.21 = 19,779.25 : x
  2. Step 2: Convert to fraction form
    54,844.15/82,249.21 = 19,779.25/x
  3. Step 3: Cross multiply
    54,844.15x = 82,249.21 × 19,779.25
  4. Step 4: Simplify right side
    54,844.15x = 1,626,827,176.75
  5. Step 5: Solve for x
    x = 1,626,827,176.75/54,844.15
  6. Step 6: Final answer
    x = 29,662.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.